As of 0:00, April 16, 2009, independently researched, designed and constructed 1000kV Jindongnan-Nanyang-Jingmen UHV AC demonstration project has been operating wll over 100 days. It has accomplished the first incident-free hundred days. The UHV system and equipment has been under reliable operation and transmission, and traded power reached 2.528 Twh.
UHV AC demonstration project has the highest voltage and transmission capacity, and represents the highest standard transmission project in the world. The project connects North China and Central China grids. It starts from Jindongnan Substation in Shanxi Province of North China, through Nanyang Switching Station in Henan Province, and ends in Jingmen Substation of Hubei Province. The line is as long as 640 km, with substation capacity of 3000 MVA at both ends...